The practice of concealing messages or information within redundant medium is called as
steganography. The various types of steganography depends on the choice of redundant …

Image based steganography utilize the images as cover media to hide secret data. So far
several methods have been presented in image steganography. Many of these methods use …

A hybrid image steganographic approach has been proposed in this paper to enlarge the
data hiding capability of cover image as well as to improve the quality of stego image. This …

Steganography is one of the most important information hiding mechanism, which can be
used along with cryptography for providing adequate data security. The common …

Image steganography is technique hiding messages into digital images so that secret
message unvisually. This research discusses of steganography apply by modulus function …

Several steganographic methods have been proposed based on pixel value differencing
(PVD) attempting to increase the embedding capacity without great loss in the perceived …

The rapid development of data communication in modern era demands secure exchange of
information. Steganography is an established method for hiding data from an unauthorised …

Steganography is the art of hiding information secretly inside a multimedia signal in such a
way that its very existence is concealed. In this paper a new image steganography …

In this paper a new image steganographic technique has been proposed which is capable
of hiding data and produces a stego image that is totally indistinguishable from the original …

This paper presents a novel steganographic method based on Least Significant Bit (LSB)
substitution and 8-neighboring Pixel Value Differencing (8nPVD) for gray scale image in …